Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Use sequential or direct access to look for anything in memory. Both entry methods are functional. How is it possible to get your hands on the cutting edge tech right now, and what are its advantages? If a device only permits sequential access, how can we update data?
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- Give an example to demonstrate your idea about memory preservation.arrow_forwardReview the Wireshark TCP data flow shown here: Host A -- SYN --> Host B Seg =0 Ack = 919412342 Host A Host B Seq = 1 Ack = 1 Host A PSH, ACK Len: 512 --> Host B Seg = 1 Ack = 1 --- Host A Host B Seg = 901 Ack = 1342 --- Host A Host B Seq = 901 Ack = 2992 --- Host A <--- ACK Len: 1452 --- Host B Seq = 2992 Ack = 901 Which of the following statements is correct and represents the next appropriate acknowledgment from Host A? C. Sequence number 4444, Acknowledgment number 901 Selected Answer: Answers: A. Sequence number 2993, Acknowledgment number 901 B. Sequence number 901, Acknowledgment number 2993 C. Sequence number 4444, Acknowledgment number 901 Activate D. Sequence number 901, Acknowledgment number 4444 Go to Settiarrow_forwardEither the sequential access approach or the direct access method may be used to locate data in memory. These two access options are both viable. What are the advantages of having direct access to today's hottest technologies, and how is this possible? If a device only enables direct access via sequential access, how will we be able to update the data that has already been put into it?arrow_forward
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